Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing the new design; and,

FIG. 2 is a front view of a second embodiment thereof.

The broken line showing of the display screen portion is for the purpose of illustrating environmental structure and forms no part of the claimed design. 

CLAIM We claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 